From: Junio C Hamano Date: Tue, 13 Nov 2018 13:37:21 +0000 (+0900) Subject: Merge branch 'ma/sequencer-do-reset-saner-loop-termination' X-Git-Tag: v2.20.0-rc0~48 X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/daa8282426c9b8bd28df9d8e471b5b643b826193?hp=-c Merge branch 'ma/sequencer-do-reset-saner-loop-termination' Code readability fix. * ma/sequencer-do-reset-saner-loop-termination: sequencer: break out of loop explicitly --- daa8282426c9b8bd28df9d8e471b5b643b826193 diff --combined sequencer.c index 9e1ab3a2a7,11c5a65a32..405d5ef86b --- a/sequencer.c +++ b/sequencer.c @@@ -30,8 -30,6 +30,8 @@@ #include "oidset.h" #include "commit-slab.h" #include "alias.h" +#include "commit-reach.h" +#include "rebase-interactive.h" #define GIT_REFLOG_ACTION "GIT_REFLOG_ACTION" @@@ -54,10 -52,7 +54,10 @@@ static GIT_PATH_FUNC(rebase_path, "reba * the lines are processed, they are removed from the front of this * file and written to the tail of 'done'. */ -static GIT_PATH_FUNC(rebase_path_todo, "rebase-merge/git-rebase-todo") +GIT_PATH_FUNC(rebase_path_todo, "rebase-merge/git-rebase-todo") +static GIT_PATH_FUNC(rebase_path_todo_backup, + "rebase-merge/git-rebase-todo.backup") + /* * The rebase command lines that have already been processed. A line * is moved here when it is first handled, before any associated user @@@ -145,7 -140,7 +145,7 @@@ static GIT_PATH_FUNC(rebase_path_refs_t /* * The following files are written by git-rebase just after parsing the - * command-line (and are only consumed, not modified, by the sequencer). + * command-line. */ static GIT_PATH_FUNC(rebase_path_gpg_sign_opt, "rebase-merge/gpg_sign_opt") static GIT_PATH_FUNC(rebase_path_orig_head, "rebase-merge/orig-head") @@@ -157,7 -152,6 +157,7 @@@ static GIT_PATH_FUNC(rebase_path_autost static GIT_PATH_FUNC(rebase_path_strategy, "rebase-merge/strategy") static GIT_PATH_FUNC(rebase_path_strategy_opts, "rebase-merge/strategy_opts") static GIT_PATH_FUNC(rebase_path_allow_rerere_autoupdate, "rebase-merge/allow_rerere_autoupdate") +static GIT_PATH_FUNC(rebase_path_quiet, "rebase-merge/quiet") static int git_sequencer_config(const char *k, const char *v, void *cb) { @@@ -231,16 -225,13 +231,16 @@@ static const char *get_todo_path(const * Returns 3 when sob exists within conforming footer as last entry */ static int has_conforming_footer(struct strbuf *sb, struct strbuf *sob, - int ignore_footer) + size_t ignore_footer) { + struct process_trailer_options opts = PROCESS_TRAILER_OPTIONS_INIT; struct trailer_info info; - int i; + size_t i; int found_sob = 0, found_sob_last = 0; - trailer_info_get(&info, sb->buf); + opts.no_divider = 1; + + trailer_info_get(&info, sb->buf, &opts); if (info.trailer_start == info.trailer_end) return 0; @@@ -382,8 -373,8 +382,8 @@@ static void print_advice(int show_hint } } -static int write_message(const void *buf, size_t len, const char *filename, - int append_eol) +int write_message(const void *buf, size_t len, const char *filename, + int append_eol) { struct lock_file msg_file = LOCK_INIT; @@@ -479,8 -470,8 +479,8 @@@ static int fast_forward_to(const struc struct strbuf sb = STRBUF_INIT; struct strbuf err = STRBUF_INIT; - read_cache(); - if (checkout_fast_forward(from, to, 1)) + read_index(&the_index); + if (checkout_fast_forward(the_repository, from, to, 1)) return -1; /* the callee should have complained already */ strbuf_addf(&sb, _("%s: fast-forward"), _(action_name(opts))); @@@ -619,7 -610,7 +619,7 @@@ static int is_index_unchanged(void if (!(cache_tree_oid = get_cache_tree_oid())) return -1; - return !oidcmp(cache_tree_oid, get_commit_tree_oid(head_commit)); + return oideq(cache_tree_oid, get_commit_tree_oid(head_commit)); } static int write_author_script(const char *message) @@@ -809,23 -800,6 +809,23 @@@ N_("you have staged changes in your wor #define VERIFY_MSG (1<<4) #define CREATE_ROOT_COMMIT (1<<5) +static int run_command_silent_on_success(struct child_process *cmd) +{ + struct strbuf buf = STRBUF_INIT; + int rc; + + cmd->stdout_to_stderr = 1; + rc = pipe_command(cmd, + NULL, 0, + NULL, 0, + &buf, 0); + + if (rc) + fputs(buf.buf, stderr); + strbuf_release(&buf); + return rc; +} + /* * If we are cherry-pick, and if the merge did not result in * hand-editing, we will hit this commit and inherit the original @@@ -887,11 -861,18 +887,11 @@@ static int run_git_commit(const char *d cmd.git_cmd = 1; - if (is_rebase_i(opts)) { - if (!(flags & EDIT_MSG)) { - cmd.stdout_to_stderr = 1; - cmd.err = -1; - } - - if (read_env_script(&cmd.env_array)) { - const char *gpg_opt = gpg_sign_opt_quoted(opts); + if (is_rebase_i(opts) && read_env_script(&cmd.env_array)) { + const char *gpg_opt = gpg_sign_opt_quoted(opts); - return error(_(staged_changes_advice), - gpg_opt, gpg_opt); - } + return error(_(staged_changes_advice), + gpg_opt, gpg_opt); } argv_array_push(&cmd.args, "commit"); @@@ -918,13 -899,24 +918,13 @@@ if ((flags & ALLOW_EMPTY)) argv_array_push(&cmd.args, "--allow-empty"); - if (opts->allow_empty_message) + if (!(flags & EDIT_MSG)) argv_array_push(&cmd.args, "--allow-empty-message"); - if (cmd.err == -1) { - /* hide stderr on success */ - struct strbuf buf = STRBUF_INIT; - int rc = pipe_command(&cmd, - NULL, 0, - /* stdout is already redirected */ - NULL, 0, - &buf, 0); - if (rc) - fputs(buf.buf, stderr); - strbuf_release(&buf); - return rc; - } - - return run_command(&cmd); + if (is_rebase_i(opts) && !(flags & EDIT_MSG)) + return run_command_silent_on_success(&cmd); + else + return run_command(&cmd); } static int rest_is_empty(const struct strbuf *sb, int start) @@@ -1180,7 -1172,7 +1180,7 @@@ void print_commit_summary(const char *p strbuf_release(&author_ident); strbuf_release(&committer_ident); - init_revisions(&rev, prefix); + repo_init_revisions(the_repository, &rev, prefix); setup_revisions(0, NULL, &rev, NULL); rev.diff = 1; @@@ -1225,7 -1217,7 +1225,7 @@@ static int parse_head(struct commit **h current_head = lookup_commit_reference(the_repository, &oid); if (!current_head) return error(_("could not parse HEAD")); - if (oidcmp(&oid, ¤t_head->object.oid)) { + if (!oideq(&oid, ¤t_head->object.oid)) { warning(_("HEAD %s is not a commit!"), oid_to_hex(&oid)); } @@@ -1295,9 -1287,9 +1295,9 @@@ static int try_to_commit(struct strbuf goto out; } - if (!(flags & ALLOW_EMPTY) && !oidcmp(current_head ? - get_commit_tree_oid(current_head) : - the_hash_algo->empty_tree, &tree)) { + if (!(flags & ALLOW_EMPTY) && oideq(current_head ? + get_commit_tree_oid(current_head) : + the_hash_algo->empty_tree, &tree)) { res = 1; /* run 'git commit' to display error message */ goto out; } @@@ -1321,7 -1313,7 +1321,7 @@@ if (cleanup != COMMIT_MSG_CLEANUP_NONE) strbuf_stripspace(msg, cleanup == COMMIT_MSG_CLEANUP_ALL); - if (!opts->allow_empty_message && message_is_empty(msg, cleanup)) { + if ((flags & EDIT_MSG) && message_is_empty(msg, cleanup)) { res = 1; /* run 'git commit' to display error message */ goto out; } @@@ -1402,7 -1394,7 +1402,7 @@@ static int is_original_commit_empty(str ptree_oid = the_hash_algo->empty_tree; /* commit is root */ } - return !oidcmp(ptree_oid, get_commit_tree_oid(commit)); + return oideq(ptree_oid, get_commit_tree_oid(commit)); } /* @@@ -1458,7 -1450,6 +1458,7 @@@ enum todo_command TODO_SQUASH, /* commands that do something else than handling a single commit */ TODO_EXEC, + TODO_BREAK, TODO_LABEL, TODO_RESET, TODO_MERGE, @@@ -1480,7 -1471,6 +1480,7 @@@ static struct { 'f', "fixup" }, { 's', "squash" }, { 'x', "exec" }, + { 'b', "break" }, { 'l', "label" }, { 't', "reset" }, { 'm', "merge" }, @@@ -1684,7 -1674,7 +1684,7 @@@ static int do_pick_commit(enum todo_com unborn = get_oid("HEAD", &head); /* Do we want to generate a root commit? */ if (is_pick_or_similar(command) && opts->have_squash_onto && - !oidcmp(&head, &opts->squash_onto)) { + oideq(&head, &opts->squash_onto)) { if (is_fixup(command)) return error(_("cannot fixup root commit")); flags |= CREATE_ROOT_COMMIT; @@@ -1727,7 -1717,7 +1727,7 @@@ oid_to_hex(&commit->object.oid)); if (opts->allow_ff && !is_fixup(command) && - ((parent && !oidcmp(&parent->object.oid, &head)) || + ((parent && oideq(&parent->object.oid, &head)) || (!parent && unborn))) { if (is_rebase_i(opts)) write_author_script(msg.message); @@@ -1837,7 -1827,7 +1837,7 @@@ commit_list_insert(base, &common); commit_list_insert(next, &remotes); - res |= try_merge_command(opts->strategy, + res |= try_merge_command(the_repository, opts->strategy, opts->xopts_nr, (const char **)opts->xopts, common, oid_to_hex(&head), remotes); free_commit_list(common); @@@ -1866,7 -1856,7 +1866,7 @@@ : _("could not apply %s... %s"), short_commit_name(commit), msg.subject); print_advice(res == 1, opts); - rerere(opts->allow_rerere_auto); + repo_rerere(the_repository, opts->allow_rerere_auto); goto leave; } @@@ -1919,7 -1909,7 +1919,7 @@@ static int read_and_refresh_cache(struc { struct lock_file index_lock = LOCK_INIT; int index_fd = hold_locked_index(&index_lock, 0); - if (read_index_preload(&the_index, NULL) < 0) { + if (read_index_preload(&the_index, NULL, 0) < 0) { rollback_lock_file(&index_lock); return error(_("git %s: failed to read the index"), _(action_name(opts))); @@@ -1994,8 -1984,7 +1994,8 @@@ static int parse_insn_line(struct todo_ if (skip_prefix(bol, todo_command_info[i].str, &bol)) { item->command = i; break; - } else if (bol[1] == ' ' && *bol == todo_command_info[i].c) { + } else if ((bol + 1 == eol || bol[1] == ' ') && + *bol == todo_command_info[i].c) { bol++; item->command = i; break; @@@ -2007,7 -1996,7 +2007,7 @@@ padding = strspn(bol, " \t"); bol += padding; - if (item->command == TODO_NOOP) { + if (item->command == TODO_NOOP || item->command == TODO_BREAK) { if (bol != eol) return error(_("%s does not accept arguments: '%s'"), command_to_string(item->command), bol); @@@ -2251,14 -2240,21 +2251,14 @@@ static int populate_opts_cb(const char return 0; } -static void read_strategy_opts(struct replay_opts *opts, struct strbuf *buf) +void parse_strategy_opts(struct replay_opts *opts, char *raw_opts) { int i; - char *strategy_opts_string; - - strbuf_reset(buf); - if (!read_oneliner(buf, rebase_path_strategy(), 0)) - return; - opts->strategy = strbuf_detach(buf, NULL); - if (!read_oneliner(buf, rebase_path_strategy_opts(), 0)) - return; + char *strategy_opts_string = raw_opts; - strategy_opts_string = buf->buf; if (*strategy_opts_string == ' ') strategy_opts_string++; + opts->xopts_nr = split_cmdline(strategy_opts_string, (const char ***)&opts->xopts); for (i = 0; i < opts->xopts_nr; i++) { @@@ -2269,18 -2265,6 +2269,18 @@@ } } +static void read_strategy_opts(struct replay_opts *opts, struct strbuf *buf) +{ + strbuf_reset(buf); + if (!read_oneliner(buf, rebase_path_strategy(), 0)) + return; + opts->strategy = strbuf_detach(buf, NULL); + if (!read_oneliner(buf, rebase_path_strategy_opts(), 0)) + return; + + parse_strategy_opts(opts, buf->buf); +} + static int read_populate_opts(struct replay_opts *opts) { if (is_rebase_i(opts)) { @@@ -2348,55 -2332,6 +2348,55 @@@ return 0; } +static void write_strategy_opts(struct replay_opts *opts) +{ + int i; + struct strbuf buf = STRBUF_INIT; + + for (i = 0; i < opts->xopts_nr; ++i) + strbuf_addf(&buf, " --%s", opts->xopts[i]); + + write_file(rebase_path_strategy_opts(), "%s\n", buf.buf); + strbuf_release(&buf); +} + +int write_basic_state(struct replay_opts *opts, const char *head_name, + const char *onto, const char *orig_head) +{ + const char *quiet = getenv("GIT_QUIET"); + + if (head_name) + write_file(rebase_path_head_name(), "%s\n", head_name); + if (onto) + write_file(rebase_path_onto(), "%s\n", onto); + if (orig_head) + write_file(rebase_path_orig_head(), "%s\n", orig_head); + + if (quiet) + write_file(rebase_path_quiet(), "%s\n", quiet); + else + write_file(rebase_path_quiet(), "\n"); + + if (opts->verbose) + write_file(rebase_path_verbose(), "%s", ""); + if (opts->strategy) + write_file(rebase_path_strategy(), "%s\n", opts->strategy); + if (opts->xopts_nr > 0) + write_strategy_opts(opts); + + if (opts->allow_rerere_auto == RERERE_AUTOUPDATE) + write_file(rebase_path_allow_rerere_autoupdate(), "--rerere-autoupdate\n"); + else if (opts->allow_rerere_auto == RERERE_NOAUTOUPDATE) + write_file(rebase_path_allow_rerere_autoupdate(), "--no-rerere-autoupdate\n"); + + if (opts->gpg_sign) + write_file(rebase_path_gpg_sign_opt(), "-S%s\n", opts->gpg_sign); + if (opts->signoff) + write_file(rebase_path_signoff(), "--signoff\n"); + + return 0; +} + static int walk_revs_populate_todo(struct todo_list *todo_list, struct replay_opts *opts) { @@@ -2487,7 -2422,7 +2487,7 @@@ static int rollback_is_safe(void if (get_oid("HEAD", &actual_head)) oidclr(&actual_head); - return !oidcmp(&actual_head, &expected_head); + return oideq(&actual_head, &expected_head); } static int reset_for_rollback(const struct object_id *oid) @@@ -2660,7 -2595,7 +2660,7 @@@ static int make_patch(struct commit *co strbuf_addf(&buf, "%s/patch", get_dir(opts)); memset(&log_tree_opt, 0, sizeof(log_tree_opt)); - init_revisions(&log_tree_opt, NULL); + repo_init_revisions(the_repository, &log_tree_opt, NULL); log_tree_opt.abbrev = 0; log_tree_opt.diff = 1; log_tree_opt.diffopt.output_format = DIFF_FORMAT_PATCH; @@@ -2890,7 -2825,7 +2890,7 @@@ static int do_reset(const char *name, i struct tree_desc desc; struct tree *tree; struct unpack_trees_options unpack_tree_opts; - int ret = 0, i; + int ret = 0; if (hold_locked_index(&lock, LOCK_REPORT_ON_ERROR) < 0) return -1; @@@ -2910,10 -2845,13 +2910,13 @@@ } oidcpy(&oid, &opts->squash_onto); } else { + int i; + /* Determine the length of the label */ for (i = 0; i < len; i++) if (isspace(name[i])) - len = i; + break; + len = i; strbuf_addf(&ref_name, "refs/rewritten/%.*s", len, name); if (get_oid(ref_name.buf, &oid) && @@@ -3048,7 -2986,7 +3051,7 @@@ static int do_merge(struct commit *comm } if (opts->have_squash_onto && - !oidcmp(&head_commit->object.oid, &opts->squash_onto)) { + oideq(&head_commit->object.oid, &opts->squash_onto)) { /* * When the user tells us to "merge" something into a * "[new root]", let's simply fast-forward to the merge head. @@@ -3117,8 -3055,8 +3120,8 @@@ * commit, we cannot fast-forward. */ can_fast_forward = opts->allow_ff && commit && commit->parents && - !oidcmp(&commit->parents->item->object.oid, - &head_commit->object.oid); + oideq(&commit->parents->item->object.oid, + &head_commit->object.oid); /* * If any merge head is different from the original one, we cannot @@@ -3128,7 -3066,7 +3131,7 @@@ struct commit_list *p = commit->parents->next; for (j = to_merge; j && p; j = j->next, p = p->next) - if (oidcmp(&j->item->object.oid, + if (!oideq(&j->item->object.oid, &p->item->object.oid)) { can_fast_forward = 0; break; @@@ -3196,8 -3134,8 +3199,8 @@@ write_message("no-ff", 5, git_path_merge_mode(the_repository), 0); bases = get_merge_bases(head_commit, merge_commit); - if (bases && !oidcmp(&merge_commit->object.oid, - &bases->item->object.oid)) { + if (bases && oideq(&merge_commit->object.oid, + &bases->item->object.oid)) { ret = 0; /* skip merging an ancestor of HEAD */ goto leave_merge; @@@ -3240,7 -3178,7 +3243,7 @@@ rollback_lock_file(&lock); if (ret) - rerere(opts->allow_rerere_auto); + repo_rerere(the_repository, opts->allow_rerere_auto); else /* * In case of problems, we now want to return a positive @@@ -3347,73 -3285,6 +3350,73 @@@ static const char *reflog_message(struc return buf.buf; } +static int run_git_checkout(struct replay_opts *opts, const char *commit, + const char *action) +{ + struct child_process cmd = CHILD_PROCESS_INIT; + + cmd.git_cmd = 1; + + argv_array_push(&cmd.args, "checkout"); + argv_array_push(&cmd.args, commit); + argv_array_pushf(&cmd.env_array, GIT_REFLOG_ACTION "=%s", action); + + if (opts->verbose) + return run_command(&cmd); + else + return run_command_silent_on_success(&cmd); +} + +int prepare_branch_to_be_rebased(struct replay_opts *opts, const char *commit) +{ + const char *action; + + if (commit && *commit) { + action = reflog_message(opts, "start", "checkout %s", commit); + if (run_git_checkout(opts, commit, action)) + return error(_("could not checkout %s"), commit); + } + + return 0; +} + +static int checkout_onto(struct replay_opts *opts, + const char *onto_name, const char *onto, + const char *orig_head) +{ + struct object_id oid; + const char *action = reflog_message(opts, "start", "checkout %s", onto_name); + + if (get_oid(orig_head, &oid)) + return error(_("%s: not a valid OID"), orig_head); + + if (run_git_checkout(opts, onto, action)) { + apply_autostash(opts); + sequencer_remove_state(opts); + return error(_("could not detach HEAD")); + } + + return update_ref(NULL, "ORIG_HEAD", &oid, NULL, 0, UPDATE_REFS_MSG_ON_ERR); +} + +static int stopped_at_head(void) +{ + struct object_id head; + struct commit *commit; + struct commit_message message; + + if (get_oid("HEAD", &head) || + !(commit = lookup_commit(the_repository, &head)) || + parse_commit(commit) || get_message(commit, &message)) + fprintf(stderr, _("Stopped at HEAD\n")); + else { + fprintf(stderr, _("Stopped at %s\n"), message.label); + free_message(commit, &message); + } + return 0; + +} + static const char rescheduled_advice[] = N_("Could not execute the todo command\n" "\n" @@@ -3460,9 -3331,6 +3463,9 @@@ static int pick_commits(struct todo_lis unlink(rebase_path_stopped_sha()); unlink(rebase_path_amend()); delete_ref(NULL, "REBASE_HEAD", NULL, REF_NO_DEREF); + + if (item->command == TODO_BREAK) + return stopped_at_head(); } if (item->command <= TODO_SQUASH) { if (is_rebase_i(opts)) @@@ -3513,9 -3381,9 +3516,9 @@@ */ if (item->command == TODO_REWORD && !get_oid("HEAD", &oid) && - (!oidcmp(&item->commit->object.oid, &oid) || + (oideq(&item->commit->object.oid, &oid) || (opts->have_squash_onto && - !oidcmp(&opts->squash_onto, &oid)))) + oideq(&opts->squash_onto, &oid)))) to_amend = 1; return res | error_with_patch(item->commit, @@@ -3641,7 -3509,7 +3644,7 @@@ cleanup_head_ref struct object_id orig, head; memset(&log_tree_opt, 0, sizeof(log_tree_opt)); - init_revisions(&log_tree_opt, NULL); + repo_init_revisions(the_repository, &log_tree_opt, NULL); log_tree_opt.diff = 1; log_tree_opt.diffopt.output_format = DIFF_FORMAT_DIFFSTAT; @@@ -3730,7 -3598,7 +3733,7 @@@ static int commit_staged_changes(struc if (get_oid_hex(rev.buf, &to_amend)) return error(_("invalid contents: '%s'"), rebase_path_amend()); - if (!is_clean && oidcmp(&head, &to_amend)) + if (!is_clean && !oideq(&head, &to_amend)) return error(_("\nYou have uncommitted changes in your " "working tree. Please, commit them\n" "first and then run 'git rebase " @@@ -3742,20 -3610,9 +3745,20 @@@ * the commit message and if there was a squash, let the user * edit it. */ - if (is_clean && !oidcmp(&head, &to_amend) && - opts->current_fixup_count > 0 && - file_exists(rebase_path_stopped_sha())) { + if (!is_clean || !opts->current_fixup_count) + ; /* this is not the final fixup */ + else if (!oideq(&head, &to_amend) || + !file_exists(rebase_path_stopped_sha())) { + /* was a final fixup or squash done manually? */ + if (!is_fixup(peek_command(todo_list, 0))) { + unlink(rebase_path_fixup_msg()); + unlink(rebase_path_squash_msg()); + unlink(rebase_path_current_fixups()); + strbuf_reset(&opts->current_fixups); + opts->current_fixup_count = 0; + } + } else { + /* we are in a fixup/squash chain */ const char *p = opts->current_fixups.buf; int len = opts->current_fixups.len; @@@ -3974,7 -3831,7 +3977,7 @@@ int sequencer_pick_revisions(struct rep return res; } -void append_signoff(struct strbuf *msgbuf, int ignore_footer, unsigned flag) +void append_signoff(struct strbuf *msgbuf, size_t ignore_footer, unsigned flag) { unsigned no_dup_sob = flag & APPEND_SIGNOFF_DEDUP; struct strbuf sob = STRBUF_INIT; @@@ -4277,7 -4134,9 +4280,7 @@@ static int make_script_with_merges(stru struct object_id *oid = &parent->item->object.oid; if (!oidset_contains(&interesting, oid)) continue; - if (!oidset_contains(&child_seen, oid)) - oidset_insert(&child_seen, oid); - else + if (oidset_insert(&child_seen, oid)) label_oid(oid, "branch-point", &state); } @@@ -4385,7 -4244,7 +4388,7 @@@ int sequencer_make_script(FILE *out, in const char *insn = flags & TODO_LIST_ABBREVIATE_CMDS ? "p" : "pick"; int rebase_merges = flags & TODO_LIST_REBASE_MERGES; - init_revisions(&revs, NULL); + repo_init_revisions(the_repository, &revs, NULL); revs.verbose_header = 1; if (!rebase_merges) revs.max_parents = 1; @@@ -4551,20 -4410,24 +4554,20 @@@ int transform_todos(unsigned flags return i; } -enum check_level { - CHECK_IGNORE = 0, CHECK_WARN, CHECK_ERROR -}; - -static enum check_level get_missing_commit_check_level(void) +enum missing_commit_check_level get_missing_commit_check_level(void) { const char *value; if (git_config_get_value("rebase.missingcommitscheck", &value) || !strcasecmp("ignore", value)) - return CHECK_IGNORE; + return MISSING_COMMIT_CHECK_IGNORE; if (!strcasecmp("warn", value)) - return CHECK_WARN; + return MISSING_COMMIT_CHECK_WARN; if (!strcasecmp("error", value)) - return CHECK_ERROR; + return MISSING_COMMIT_CHECK_ERROR; warning(_("unrecognized setting %s for option " "rebase.missingCommitsCheck. Ignoring."), value); - return CHECK_IGNORE; + return MISSING_COMMIT_CHECK_IGNORE; } define_commit_slab(commit_seen, unsigned char); @@@ -4576,7 -4439,7 +4579,7 @@@ */ int check_todo_list(void) { - enum check_level check_level = get_missing_commit_check_level(); + enum missing_commit_check_level check_level = get_missing_commit_check_level(); struct strbuf todo_file = STRBUF_INIT; struct todo_list todo_list = TODO_LIST_INIT; struct strbuf missing = STRBUF_INIT; @@@ -4593,7 -4456,7 +4596,7 @@@ advise_to_edit_todo = res = parse_insn_buffer(todo_list.buf.buf, &todo_list); - if (res || check_level == CHECK_IGNORE) + if (res || check_level == MISSING_COMMIT_CHECK_IGNORE) goto leave_check; /* Mark the commits in git-rebase-todo as seen */ @@@ -4628,7 -4491,7 +4631,7 @@@ if (!missing.len) goto leave_check; - if (check_level == CHECK_ERROR) + if (check_level == MISSING_COMMIT_CHECK_ERROR) advise_to_edit_todo = res = 1; fprintf(stderr, @@@ -4674,17 -4537,17 +4677,17 @@@ static int rewrite_file(const char *pat } /* skip picking commits whose parents are unchanged */ -int skip_unnecessary_picks(void) +static int skip_unnecessary_picks(struct object_id *output_oid) { const char *todo_file = rebase_path_todo(); struct strbuf buf = STRBUF_INIT; struct todo_list todo_list = TODO_LIST_INIT; - struct object_id onto_oid, *oid = &onto_oid, *parent_oid; + struct object_id *parent_oid; int fd, i; if (!read_oneliner(&buf, rebase_path_onto(), 0)) return error(_("could not read 'onto'")); - if (get_oid(buf.buf, &onto_oid)) { + if (get_oid(buf.buf, output_oid)) { strbuf_release(&buf); return error(_("need a HEAD to fixup")); } @@@ -4714,9 -4577,9 +4717,9 @@@ if (item->commit->parents->next) break; /* merge commit */ parent_oid = &item->commit->parents->item->object.oid; - if (hashcmp(parent_oid->hash, oid->hash)) + if (!oideq(parent_oid, output_oid)) break; - oid = &item->commit->object.oid; + oidcpy(output_oid, &item->commit->object.oid); } if (i > 0) { int offset = get_item_line_offset(&todo_list, i); @@@ -4745,114 -4608,15 +4748,114 @@@ todo_list.current = i; if (is_fixup(peek_command(&todo_list, 0))) - record_in_rewritten(oid, peek_command(&todo_list, 0)); + record_in_rewritten(output_oid, peek_command(&todo_list, 0)); } todo_list_release(&todo_list); - printf("%s\n", oid_to_hex(oid)); return 0; } +int complete_action(struct replay_opts *opts, unsigned flags, + const char *shortrevisions, const char *onto_name, + const char *onto, const char *orig_head, const char *cmd, + unsigned autosquash) +{ + const char *shortonto, *todo_file = rebase_path_todo(); + struct todo_list todo_list = TODO_LIST_INIT; + struct strbuf *buf = &(todo_list.buf); + struct object_id oid; + struct stat st; + + get_oid(onto, &oid); + shortonto = find_unique_abbrev(&oid, DEFAULT_ABBREV); + + if (!lstat(todo_file, &st) && st.st_size == 0 && + write_message("noop\n", 5, todo_file, 0)) + return -1; + + if (autosquash && rearrange_squash()) + return -1; + + if (cmd && *cmd) + sequencer_add_exec_commands(cmd); + + if (strbuf_read_file(buf, todo_file, 0) < 0) + return error_errno(_("could not read '%s'."), todo_file); + + if (parse_insn_buffer(buf->buf, &todo_list)) { + todo_list_release(&todo_list); + return error(_("unusable todo list: '%s'"), todo_file); + } + + if (count_commands(&todo_list) == 0) { + apply_autostash(opts); + sequencer_remove_state(opts); + todo_list_release(&todo_list); + + return error(_("nothing to do")); + } + + strbuf_addch(buf, '\n'); + strbuf_commented_addf(buf, Q_("Rebase %s onto %s (%d command)", + "Rebase %s onto %s (%d commands)", + count_commands(&todo_list)), + shortrevisions, shortonto, count_commands(&todo_list)); + append_todo_help(0, flags & TODO_LIST_KEEP_EMPTY, buf); + + if (write_message(buf->buf, buf->len, todo_file, 0)) { + todo_list_release(&todo_list); + return -1; + } + + if (copy_file(rebase_path_todo_backup(), todo_file, 0666)) + return error(_("could not copy '%s' to '%s'."), todo_file, + rebase_path_todo_backup()); + + if (transform_todos(flags | TODO_LIST_SHORTEN_IDS)) + return error(_("could not transform the todo list")); + + strbuf_reset(buf); + + if (launch_sequence_editor(todo_file, buf, NULL)) { + apply_autostash(opts); + sequencer_remove_state(opts); + todo_list_release(&todo_list); + + return -1; + } + + strbuf_stripspace(buf, 1); + if (buf->len == 0) { + apply_autostash(opts); + sequencer_remove_state(opts); + todo_list_release(&todo_list); + + return error(_("nothing to do")); + } + + todo_list_release(&todo_list); + + if (check_todo_list()) { + checkout_onto(opts, onto_name, onto, orig_head); + return -1; + } + + if (transform_todos(flags & ~(TODO_LIST_SHORTEN_IDS))) + return error(_("could not transform the todo list")); + + if (opts->allow_ff && skip_unnecessary_picks(&oid)) + return error(_("could not skip unnecessary pick commands")); + + if (checkout_onto(opts, onto_name, oid_to_hex(&oid), orig_head)) + return -1; +; + if (require_clean_work_tree("rebase", "", 1, 1)) + return -1; + + return sequencer_continue(opts); +} + struct subject2item_entry { struct hashmap_entry entry; int i;